package com.zjy.controller;

import org.springframework.boot.web.servlet.server.Session;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpSession;

@Controller
public class LoginController {
    @RequestMapping("/user/login")

    public String loginOk(@RequestParam("username") String username,
                          @RequestParam("password")String password,
                          Model model, HttpSession session){
        //具体的业务
        if(!StringUtils.isEmpty(username) && password.equals("1234")){

            /*  用return "dashboard"
                这种方法，用户名和密码会在地址栏显示，需要映射虚拟的地址
            */
            session.setAttribute("loginUser",username);
            return "redirect:/main.html";
        }else {
            model.addAttribute("msg","用户名或密码错误");
            return "index";
        }
    }
}
